uva10093測資B

Input:
6
827
9723
732AC
sjkksd
2i238
VDAC
eJ2x
BDv
cU
CZA2
ms
3jkVT
BAG
BBCD
NgM
TCL
p2
2734
Chouhl
Ih
ABCD
VKsjR
VCDX
283j439
sbFS
28338
2886
291
vzxyw
Output:
7
18
22
18
such number is impossible!
60
34
61
such number is impossible!
such number is impossible!
60
such number is impossible!
such number is impossible!
38
48
such number is impossible!
32
54
9
such number is impossible!
62
24
60
such number is impossible!
such number is impossible!
such number is impossible!
9
9
13
such number is impossible!